gray four roller offshore crane parts

{"cid":"91174815","title":"Construction Wall Scraping Offshore Crane Parts Gray Four Roller","imgUrl":"https:\/\/img.chinax.com\/nimg\/a5\/b7\/1fc4c9684346cc612d797bcd4ec3-200x200-1.jpg","attrs":{"Price":"Negotiation","Brand Name":"LBS","Model Number":"LBS-CC","Minimum Order Quantity":"1 set","Delivery Time":"30 to 40 working days, depends on order amount and specification","Certification":"DNV, ABS, GL, LR, BV, CCS, RINA, NK,","Place of Origin":"Hebei China","Payment Terms":"L\/C, T\/T","Supply Ability":"500 Pieces\/Sets Per Month","Packaging Details":"Export standard wooden case","Port":"Tianjin China","Sling Type":"Wire Rope","Grooving Type":"LBS Groove","Wire Diameter":"3 MM~190 MM","Rope Capacity":"100m~10000m","Application":"Building crane","Customization":"Yes"}}

{"cid":"91200016","title":"CB\/T 3015 Engineering Vessel's Four Rollers Fairlead Ship Towing Equipment","imgUrl":"https:\/\/img.chinax.com\/nimg\/1a\/44\/37d491452c6f7440a4c3850fcab6-200x200-1.jpg","attrs":{"Price":"Based on quotation","Brand Name":"Zhongyuan Marine Equipmen","Model Number":"Standard or Customized","Minimum Order Quantity":"1 Unit","Delivery Time":"Based on project requirements","Place of Origin":"China","Certification":"CCS, NK, BV, ABS, DNV, LR, KR, IRS, RS, RINA, CRS, Makers Test Certificate","Packaging Details":"Export standard pallet or customized packing","Payment Terms":"T\/T, L\/C","Supply Ability":"Customized production based on project requirements","Standard":"CB* 3015-83","Type":"Type A, 2 vertical rollers and 2 bottom horizontal rollers","Roller diameters":"100mm to 300mm","Materials":"C-Mn Steel, Mild Steel, Stainless Steel","Applications":"dredgers, crane ships, piling boats and other engineering vessels","Surface treatment":"sandblasting to S2.5 + one layer of epoxy shop primer, Polished, Galvanized, customized surface treatment available","Classification Certificates":"CCS, NK, BV, ABS, DNV-GL, LR, KR, IRS, RS, RINA"}}